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    <title>Document</title>
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<body>
  <div class="con">
    <dl>
        <dt>
            <p>家用电器</p>
        </dt>
        <dd class="item">
            <h5>大家电</h5>
            <div class="item_con">
             <p>
                 <a href="">平板电视</a>
                 <a>洗衣机</a>
                 <a>冰箱</a>
             </p>   
             <p>
                <span>消毒柜</span>
                <span>洗衣机</span>
                <span>冰箱</span>
            </p>  
            <p>
                <span>平板电视</span>
                <span>孔田</span>
                <span>冰箱</span>
            </p>  
            </div>
        </dd>
        <dd class="item">
            <h5>生活电器</h5>
            <div class="item_con">
             <p>
                 <span>平板电视</span>
                 <span>洗衣机</span>
                 <span>冰箱</span>
             </p>   
             <p>
                <span>消毒柜</span>
                <span>洗衣机</span>
                <span>冰箱</span>
            </p>  
            <p>
                <span>平板电视</span>
                <span>孔田</span>
                <span>冰箱</span>
            </p>  
            </div>
        </dd>
        <dd class="item">
            <h5>生活电器</h5>
            <div class="item_con">
             <p>
                 <span>平板电视</span>
                 <span>洗衣机</span>
                 <span>冰箱</span>
             </p>   
             <p>
                <span>消毒柜</span>
                <span>洗衣机</span>
                <span>冰箱</span>
            </p>  
            <p>
                <span>平板电视</span>
                <span>孔田</span>
                <span>冰箱</span>
            </p>  
            </div>
        </dd>
        <dd class="item">
            <h5>生活电器</h5>
            <div class="item_con">
             <p>
                 <span>平板电视</span>
                 <span>洗衣机</span>
                 <span>冰箱</span>
             </p>   
             <p>
                <span>消毒柜</span>
                <span>洗衣机</span>
                <span>冰箱</span>
            </p>  
            <p>
                <span>平板电视</span>
                <span>孔田</span>
                <span>冰箱</span>
            </p>  
            </div>
        </dd>
    </dl>
  </div>
</body>
</html>